CN203779873U - Spray head for three-dimensional (3D) printing - Google Patents
Spray head for three-dimensional (3D) printing Download PDFInfo
- Publication number
- CN203779873U CN203779873U CN201420212149.1U CN201420212149U CN203779873U CN 203779873 U CN203779873 U CN 203779873U CN 201420212149 U CN201420212149 U CN 201420212149U CN 203779873 U CN203779873 U CN 203779873U
- Authority
- CN
- China
- Prior art keywords
- printing
- feed bin
- spray gun
- shower nozzle
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Coating Apparatus (AREA)
Abstract
The utility model relates to a spray head for three-dimensional (3D) printing. The spray head comprises a feeding bin, a spray gun, a heater and a driving component, wherein a discharge hole of the feeding bin is connected with a feeding end of the spray gun; a pipeline of the spray gun is provided with a cooling fin; the driving component comprises a driving wheel and a motor; the feeding bin is provided with a cavity which is internally provided with a pressure component; the driving wheel is arranged in the cavity; the pressure component and the driving wheel are used for conveying the raw material into the discharge hole of the feeding bin; the pressure component comprises a press wheel, a pressure transfer part and a nut; one end of the pressure transfer part is articulated with the feeding bin; the press wheel is arranged on the pressure transfer part by a rotating shat; the nut is used for adjusting the pressure of the press wheel applied to the raw material by changing the rotating angle of the pressure transfer part. The spray head for 3D printing is simple in structure, easy in processing, easy to replace and smooth in feeding, and is capable of bearing high printing temperature, thus being wide in used material.
Description
Technical field
The utility model relates to 3D and prints field, relates in particular to a kind of shower nozzle of printing for 3D.
Background technology
It is a kind of advanced manufacturing technology that 3D prints, and printing consumables can adopt multiple material, as plastics etc.The technology of current employing plastics consumptive material common are fuse deposition technique, it is that thread hot melt heating raw materials is melted, squeeze and gush out by the shower nozzle with a trickle nozzle, from nozzle ejection, be deposited on workbench, temperature starts to solidify after lower than solidification temperature, finally forms finished product by the accumulation layer by layer of material, shower nozzle is wherein exactly a core component, is also one of technology of 3D printer comparison core.Existing shower nozzle does not arrange fin, make the heat sending of heating element pass to feeding warehouse, make " raw material " heating deliquescing in feeding warehouse, at this moment raw material can be out of shape under driving wheel and pinch roller pressure, make charging occur situation about having some setbacks, and the pipeline of whole nozzle also can be full of melt " raw material " make line clogging live.
Utility model content
The purpose of this utility model is to propose a kind of simple in structure, handling ease, replacing is simple and easy, charging is printed for 3D smoothly shower nozzle, can bear higher print temperature, can use material more extensive.
For reaching this object, the utility model by the following technical solutions:
A shower nozzle of printing for 3D, comprises feed bin, spray gun, heating element and driven unit, and the discharging opening of described feed bin is connected with the feed end of described spray gun, on the pipeline of described spray gun, is provided with fin, and the nozzle of described spray gun is through described heating element;
Described driven unit comprises driving wheel and motor, and described driving wheel is rotated by described Electric Machine Control;
Described feed bin is provided with cavity, in described cavity, is provided with the assembly of exerting pressure, and described driving wheel is contained in described cavity, described in exert pressure assembly and described driving wheel raw material is transported to the discharging opening of described feed bin;
The described assembly of exerting pressure comprises pinch roller, pressure transmission part and nut, one end of described pressure transmission part is articulated with described feed bin, described pinch roller is installed on described pressure transmission part by rotating shaft, and described nut regulates the pressure of described pinch roller to raw material by changing the anglec of rotation of described pressure transmission part;
The raw material that described pinch roller is carried need is pressed on the plane of rotation of described driving wheel.
Preferably, one end that described feed bin is provided with discharging opening is also provided with standard interface, and described spray gun is fixedly installed in described standard interface.
Preferably, described feed bin is also provided with charging aperture, described in exert pressure assembly and described driven unit raw material is transported to described discharging opening from described charging aperture.
Preferably, between described nut and described pressure transmission part, be provided with spring.
Preferably, described feed bin is provided with installing hole, and described feed bin is fixedly installed in control panel by described installing hole, and described motor is arranged in described control panel, and described heating element bridges at control panel by binding post.
Preferably, described heating element is resistance-type heating element.
Preferably, the plane of rotation of described pinch roller is provided with little groove.
Preferably, described motor is servomotor.
Preferably, described feed bin and described spray gun adopt metal material.
Preferably, the described nozzle of described spray gun is brass nozzle.
The beneficial effects of the utility model: 1, feed bin is one-body molded, handling ease; 2, use nut to regulate pinch roller pressure, easy and simple to handle; 3, pipe-line is provided with fin, and heat radiation, prevents that heat is delivered to feed bin in time; 4, have and can bear higher print temperature, can use material more extensive; 5, shower nozzle is installed on control panel, has replacing, dismounting function more easily.
Brief description of the drawings
Fig. 1 is the cross-sectional view of an embodiment of the present utility model;
Fig. 2 is the structural representation of the pinch roller of an embodiment of the present utility model;
Fig. 3 is the structural representation of the control panel of an embodiment of the present utility model.
Wherein: feed bin 1, spray gun 2, heating element 3, control panel 4, binding post 41, fin 21, nozzle 22, cavity 101, spring 102, little groove 103, the assembly 11 of exerting pressure, pinch roller 111, pressure transmission part 112, nut 113, driven unit 12, driving wheel 121, motor 122, installing hole 13.
Detailed description of the invention
Further illustrate the technical solution of the utility model below in conjunction with accompanying drawing and by detailed description of the invention.
A kind of shower nozzle of printing for 3D, comprise feed bin 1, spray gun 2, heating element 3 and driven unit 12, the discharging opening of described feed bin 1 is connected with the feed end of described spray gun 2, is provided with fin 21 on the pipeline of described spray gun 2, and the nozzle 22 of described spray gun 2 is through described heating element 3;
Described driven unit 12 comprises driving wheel 121 and motor 122, and described driving wheel 121 is controlled rotation by described motor 122;
Described feed bin 1 is provided with cavity 101, in described cavity 101, is provided with the assembly 11 of exerting pressure, and described driving wheel 121 is contained in described cavity 101, described in exert pressure assembly 11 and described driving wheel 121 raw material is transported to the discharging opening of described feed bin 1;
The described assembly 11 of exerting pressure comprises pinch roller 111, pressure transmission part 112 and nut 113, one end of described pressure transmission part 112 is articulated with described feed bin 2, described pinch roller 111 is installed on described pressure transmission part 112 by rotating shaft, and described nut 113 regulates the pressure of described pinch roller 111 to raw material by changing the anglec of rotation of described pressure transmission part 112;
The raw material that described pinch roller 111 is carried need is pressed on the plane of rotation of described driving wheel 121.
As shown in Figure 1, be provided with heating element 3 on spray gun 2, the raw material that makes to enter spray gun 2 is heated and melts as liquid, sprays through nozzle 22, according to certain program, makes it meet various forms, just can become various forms after then cooling.On the pipeline of spray gun 2, be provided with fin 21, fin 21 can scatter and disappear heat in time, prevents that heat is delivered in feed bin 1, avoids the raw material in feed bin 1 to be subject to thermal softening, and inconvenience is carried.Nozzle system of the present utility model is compared other system, has and can bear higher print temperature, can use material more extensive, comprises ABS, PLA, rubber, wood strip, nylon etc.; And there is replacing, dismounting function more easily.
Operation principle in feed bin 1 is as follows: need the raw material of carrying to be pressed in by pinch roller 111 on the plane of rotation of driving wheel 121, when driving wheel 121 drives rotation by motor 122, raw material is played to the effect of conveying, raw material is entered in spray gun 2 through feed bin 1, pinch roller 111 is controlled by nut 113 pressure of raw material, and nut 113 is controlled the pressure of pinch roller 111 to raw material by the anglec of rotation that changes pressure transmission part 112.Feed bin 1 is integrated, and handling ease, need to change different material time, is unclamped nut 113 and can be changed.
Preferably, one end that described feed bin 1 is provided with discharging opening is also provided with standard interface, and described spray gun 2 is fixedly installed in described standard interface.
Be provided with standard interface, spray gun 2 is fixedly installed in standard interface, and standard interface can be changed the spray gun of different structure, and easily dismounting, is convenient for changing heat abstractor.
Preferably, described feed bin 1 is also provided with charging aperture, described in exert pressure assembly 11 and described driven unit 12 raw material is transported to described discharging opening from described charging aperture.Arranging of charging aperture and discharging opening can be played certain guiding and fixed cover effect to the raw material in course of conveying, even also can not bend while making raw material be subject to thermal softening, avoids impact to carry.
Preferably, between described nut 113 and described pressure transmission part 112, be provided with spring 102.
After spring 102 compressions, also can be applied with pressure to pinch roller 111.In addition, power is relative, and the pinch roller 111 on pressure transmission part 112 is in the time exerting pressure to raw material, and the rigid meeting that raw material self has has the effect of relative power to pinch roller 111, and spring 102 can play cushioning effect, makes the raw material can smooth delivery of power, extends the life-span of the assembly of exerting pressure.
Preferably, described feed bin 1 is provided with installing hole 13, and described feed bin 1 is fixedly installed in control panel 4 by described installing hole 13, and described motor 122 is arranged in described control panel 4, and described heating element 3 bridges at control panel 4 by binding post 41.
The shower nozzle of printing for 3D is fixedly mounted on control panel 4 by feed bin 1, and what make by the installing hole 13 being provided with that feed bin 1 can be firm is installed on control panel 4, makes motor 122 provide stable driving force for driving wheel 121, and the replacing of shower nozzle is also easy.
Heating element 3 bridges on the control panel 4 with temperature sense by binding post 41, can realize the heating temp of controlling heating element 3, can induction heating apparatus 3 to whether normal operation of the heating of nozzle 22, if operate undesiredly, can find in time and can change fast shower nozzle.
Preferably, described heating element 3 is resistance-type heating element.The energising of resistance-type heating element is heatable, and the raw material entering in spray gun 2 is heated, and makes it be melted into liquid ejection.
Preferably, the plane of rotation of described pinch roller 111 is provided with little groove 103.As shown in Figure 2, the setting of little groove 103 is limited in groove raw material to carry through driving wheel 121, be not offset errant.
Preferably, described motor 122 is servomotor.Servomotor is controlled motor, can it be controlled rotating speed or be turned to according to job requirements, and efficiency is high, precision is high, required raw material quantity when the raw material that can accurately control conveying is 3D printer finished product.
Preferably, described feed bin 1 and described spray gun 2 adopt metal material.Metal material easily processes, durable, the life-span is long, is the preferred material of shower nozzle.
Preferably, the described nozzle 22 of described spray gun 2 is brass nozzle.Brass thermal conductivity is high, the heat of heating element 3 better can be delivered in raw material, makes raw material melt ejection, makes solid material nonchoking nozzle 22.
Know-why of the present utility model has below been described in conjunction with specific embodiments.These are described is in order to explain principle of the present utility model, and can not be interpreted as by any way the restriction to the utility model protection domain.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other detailed description of the invention of the present utility model, within these modes all will fall into protection domain of the present utility model.
Claims (10)
1. a shower nozzle of printing for 3D, it is characterized in that: comprise feed bin, spray gun, heating element and driven unit, the discharging opening of described feed bin is connected with the feed end of described spray gun, on the pipeline of described spray gun, is provided with fin, and the nozzle of described spray gun is through described heating element;
Described driven unit comprises driving wheel and motor, and described driving wheel is rotated by described Electric Machine Control;
Described feed bin is provided with cavity, in described cavity, is provided with the assembly of exerting pressure, and described driving wheel is contained in described cavity, described in exert pressure assembly and described driving wheel raw material is transported to the discharging opening of described feed bin;
The described assembly of exerting pressure comprises pinch roller, pressure transmission part and nut, one end of described pressure transmission part is articulated with described feed bin, described pinch roller is installed on described pressure transmission part by rotating shaft, and described nut regulates the pressure of described pinch roller to raw material by changing the anglec of rotation of described pressure transmission part;
The raw material that described pinch roller is carried need is pressed on the plane of rotation of described driving wheel.
2. the shower nozzle of printing for 3D according to claim 1, is characterized in that: one end that described feed bin is provided with discharging opening is also provided with standard interface, and described spray gun is fixedly installed in described standard interface.
3. the shower nozzle of printing for 3D according to claim 1, is characterized in that: described feed bin is also provided with charging aperture, described in exert pressure assembly and described driven unit raw material is transported to described discharging opening from described charging aperture.
4. the shower nozzle of printing for 3D according to claim 1, is characterized in that: between described nut and described pressure transmission part, be provided with spring.
5. the shower nozzle of printing for 3D according to claim 1, it is characterized in that: described feed bin is provided with installing hole, described feed bin is fixedly installed in control panel by described installing hole, and described motor is arranged in described control panel, and described heating element bridges at control panel by binding post.
6. the shower nozzle of printing for 3D according to claim 1, is characterized in that: described heating element is resistance-type heating element.
7. the shower nozzle of printing for 3D according to claim 1, is characterized in that: the plane of rotation of described pinch roller is provided with little groove.
8. the shower nozzle of printing for 3D according to claim 1, is characterized in that: described motor is servomotor.
9. the shower nozzle of printing for 3D according to claim 1, is characterized in that: described feed bin and described spray gun adopt metal material.
10. the shower nozzle of printing for 3D according to claim 9, is characterized in that: the described nozzle of described spray gun is brass nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420212149.1U CN203779873U (en) | 2014-04-28 | 2014-04-28 | Spray head for three-dimensional (3D) printing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420212149.1U CN203779873U (en) | 2014-04-28 | 2014-04-28 | Spray head for three-dimensional (3D) printing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203779873U true CN203779873U (en) | 2014-08-20 |
Family
ID=51316098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420212149.1U Expired - Fee Related CN203779873U (en) | 2014-04-28 | 2014-04-28 | Spray head for three-dimensional (3D) printing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203779873U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104589657A (en) * | 2015-01-30 | 2015-05-06 | 广州市阳铭新材料科技有限公司 | Printing method of 3D printer adopting nylon material |
| CN105437771A (en) * | 2015-12-22 | 2016-03-30 | 安徽省春谷3D打印智能装备产业技术研究院有限公司 | Printing nozzle |
| CN105459404A (en) * | 2015-12-30 | 2016-04-06 | 珠海天威飞马打印耗材有限公司 | 3D printing pen and printing method thereof |
| CN105690776A (en) * | 2016-04-14 | 2016-06-22 | 常州华森三维打印研究院股份有限公司 | Rotation type sprayer of 3D printer |
| CN106738894A (en) * | 2017-03-30 | 2017-05-31 | 厦门理工学院 | A kind of rotatable 3D printing shower nozzle |
| CN108952172A (en) * | 2018-09-06 | 2018-12-07 | 北京中瑞麦通科技有限公司 | A kind of 3D building printing head and 3D build printer |
| CN113968022A (en) * | 2021-11-22 | 2022-01-25 | 宁波大学科学技术学院 | Three-dimensional inkjet printer's mixed feedway |
-
2014
- 2014-04-28 CN CN201420212149.1U patent/CN203779873U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104589657A (en) * | 2015-01-30 | 2015-05-06 | 广州市阳铭新材料科技有限公司 | Printing method of 3D printer adopting nylon material |
| CN105437771A (en) * | 2015-12-22 | 2016-03-30 | 安徽省春谷3D打印智能装备产业技术研究院有限公司 | Printing nozzle |
| CN105459404A (en) * | 2015-12-30 | 2016-04-06 | 珠海天威飞马打印耗材有限公司 | 3D printing pen and printing method thereof |
| CN105690776A (en) * | 2016-04-14 | 2016-06-22 | 常州华森三维打印研究院股份有限公司 | Rotation type sprayer of 3D printer |
| CN106738894A (en) * | 2017-03-30 | 2017-05-31 | 厦门理工学院 | A kind of rotatable 3D printing shower nozzle |
| CN108952172A (en) * | 2018-09-06 | 2018-12-07 | 北京中瑞麦通科技有限公司 | A kind of 3D building printing head and 3D build printer |
| CN113968022A (en) * | 2021-11-22 | 2022-01-25 | 宁波大学科学技术学院 | Three-dimensional inkjet printer's mixed feedway |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203779873U (en) | Spray head for three-dimensional (3D) printing | |
| CN105459397B (en) | A kind of drip-proof shower nozzle for fused glass pellet 3D printer | |
| WO2015172540A1 (en) | Extrusion type metal flow 3d printer | |
| KR101720672B1 (en) | Apparatus spouting 3d printing material | |
| CN205058624U (en) | 3D of integrated many shower nozzles prints shower nozzle subassembly | |
| JP6485617B2 (en) | Three-dimensional printing method for arranging filaments horizontally without support | |
| CN204585629U (en) | A kind of fusion sediment type 3D printing consumables recycle device | |
| CN205058623U (en) | Needle valve is let slip a remark 3D and is printed shower nozzle | |
| KR20150126120A (en) | The material feeding device and method for 3d printer | |
| CN103386760A (en) | 3D printer based on FDM technology | |
| CN203805326U (en) | Wire feeding system of 3D (Three Dimensional) printer based on FDM (Frequency-Division Multiplexing) technology | |
| CN103350507A (en) | Three-dimensional printing pen | |
| KR101719245B1 (en) | The material feeding device and method for 3d printer | |
| CN103407162B (en) | A kind of plastic cement smelting furnace of 3D printer | |
| CN108515691B (en) | Three-dimensional inkjet printer of product integration | |
| CN104552955A (en) | Double-color 3D printer and color changing method thereof | |
| CN103341974B (en) | A kind of 3D printing head | |
| CN106799833A (en) | A kind of printhead and its Method of printing of large scale industry level FDM printers | |
| CN104626558A (en) | 3D printing pen | |
| KR20170111686A (en) | Extruder having a lever | |
| CN104552940A (en) | Material output device of 3D color printer | |
| CN206124224U (en) | A shower nozzle subassembly for 3D printer | |
| CN204914574U (en) | 3D of aggregate feeding prints shower nozzle | |
| CN203726795U (en) | Lead screw extruding device of 3D printer based on fused deposition modeling technology | |
| CN204471872U (en) | A kind of double-colored 3D printer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 Termination date: 20200428 |